diff options
Diffstat (limited to 'lib/driver/mmc/mmc_ll_cmds.c')
| -rw-r--r-- | lib/driver/mmc/mmc_ll_cmds.c | 97 |
1 files changed, 57 insertions, 40 deletions
diff --git a/lib/driver/mmc/mmc_ll_cmds.c b/lib/driver/mmc/mmc_ll_cmds.c index 72fd8ee0..d0fc300f 100644 --- a/lib/driver/mmc/mmc_ll_cmds.c +++ b/lib/driver/mmc/mmc_ll_cmds.c @@ -37,23 +37,40 @@ #endif /** - Get drive capabilities vis SCSI-MMC GET CONFIGURATION - @param p_cdio the CD object to be acted upon. - @return DRIVER_OP_SUCCESS (0) if we got the status. - return codes are the same as driver_return_code_t + Get drive capabilities vis SCSI-MMC GET CONFIGURATION + @param p_cdio the CD object to be acted upon. + + @param p_buf pointer to location to store mode sense information + @param i_size number of bytes allocated to p_buf + @param i_return_type value in range 0..2 giving what kind of configuration + to return: + + : 0 Full Header and Full Descriptors; + : 1 Feature Headers and those with their Current Bit. + : 2 One Feature header and zero or one Feature Descriptors. + + @param i_starting_feature_number feature number from which to start + getting information. + + @param i_timeout_ms value in milliseconds to use on timeout. Setting + to 0 uses the default time-out value stored in + mmc_timeout_ms. + + @return DRIVER_OP_SUCCESS (0) if we got the status. + return codes are the same as driver_return_code_t */ driver_return_code_t mmc_get_configuration(const CdIo_t *p_cdio, void *p_buf, - unsigned int i_size, - unsigned int return_type, - unsigned int i_starting_feature_number, - unsigned int i_timeout_ms) + unsigned int i_size, + unsigned int i_return_type, + unsigned int i_starting_feature_number, + unsigned int i_timeout_ms) { MMC_CMD_SETUP(CDIO_MMC_GPCMD_GET_CONFIGURATION); CDIO_MMC_SET_READ_LENGTH8(cdb.field, i_size); if (0 == i_timeout_ms) i_timeout_ms = mmc_timeout_ms; - cdb.field[1] = return_type & 0x3; + cdb.field[1] = i_return_type & 0x3; CDIO_MMC_SET_LEN16(cdb.field, 2, i_starting_feature_number); return MMC_RUN_CMD(SCSI_MMC_DATA_READ, i_timeout_ms); } @@ -83,8 +100,8 @@ mmc_get_event_status(const CdIo_t *p_cdio, uint8_t out_buf[2]) i_status = MMC_RUN_CMD(SCSI_MMC_DATA_READ, mmc_timeout_ms); if (i_status == DRIVER_OP_SUCCESS) { - out_buf[0] = buf[4]; - out_buf[1] = buf[5]; + out_buf[0] = buf[4]; + out_buf[1] = buf[5]; } return i_status; } @@ -102,14 +119,14 @@ mmc_get_event_status(const CdIo_t *p_cdio, uint8_t out_buf[2]) @param i_timeout_ms value in milliseconds to use on timeout. Setting to 0 uses the default time-out value stored in - mmc_timeout_ms. + mmc_timeout_ms. @return DRIVER_OP_SUCCESS if we ran the command ok. */ driver_return_code_t mmc_mode_select_10(CdIo_t *p_cdio, /*out*/ void *p_buf, unsigned int i_size, - int page, unsigned int i_timeout_ms) + int page, unsigned int i_timeout_ms) { MMC_CMD_SETUP_READ16(CDIO_MMC_GPCMD_MODE_SELECT_10); if (0 == i_timeout_ms) i_timeout_ms = mmc_timeout_ms; @@ -128,7 +145,7 @@ mmc_mode_select_10(CdIo_t *p_cdio, /*out*/ void *p_buf, unsigned int i_size, */ driver_return_code_t mmc_mode_sense_10(CdIo_t *p_cdio, void *p_buf, unsigned int i_size, - unsigned int page) + unsigned int page) { MMC_CMD_SETUP_READ16(CDIO_MMC_GPCMD_MODE_SENSE_10); cdb.field[2] = CDIO_MMC_ALL_PAGES & page; @@ -168,8 +185,8 @@ mmc_mode_sense_6(CdIo_t *p_cdio, void *p_buf, unsigned int i_size, int page) */ driver_return_code_t mmc_prevent_allow_medium_removal(const CdIo_t *p_cdio, - bool b_persistent, bool b_prevent, - unsigned int i_timeout_ms) + bool b_persistent, bool b_prevent, + unsigned int i_timeout_ms) { uint8_t buf[8] = { 0, }; void *p_buf = &buf; @@ -291,11 +308,11 @@ mmc_prevent_allow_medium_removal(const CdIo_t *p_cdio, */ driver_return_code_t mmc_read_cd(const CdIo_t *p_cdio, void *p_buf1, lsn_t i_lsn, - int read_sector_type, bool b_digital_audio_play, - bool b_sync, uint8_t header_codes, bool b_user_data, - bool b_edc_ecc, uint8_t c2_error_information, - uint8_t subchannel_selection, uint16_t i_blocksize, - uint32_t i_blocks) + int read_sector_type, bool b_digital_audio_play, + bool b_sync, uint8_t header_codes, bool b_user_data, + bool b_edc_ecc, uint8_t c2_error_information, + uint8_t subchannel_selection, uint16_t i_blocksize, + uint32_t i_blocks) { void *p_buf = p_buf1; uint8_t cdb9 = 0; @@ -322,21 +339,21 @@ mmc_read_cd(const CdIo_t *p_cdio, void *p_buf1, lsn_t i_lsn, int i_status = DRIVER_OP_SUCCESS; while (i_blocks > 0) { - const unsigned i_blocks2 = (i_blocks > MAX_CD_READ_BLOCKS) - ? MAX_CD_READ_BLOCKS : i_blocks; - - const unsigned int i_size = i_blocksize * i_blocks2; - - p_buf = ((char *)p_buf1 ) + (j * i_blocksize); - CDIO_MMC_SET_READ_LBA (cdb.field, (i_lsn+j)); - CDIO_MMC_SET_READ_LENGTH24(cdb.field, i_blocks2); - - i_status = MMC_RUN_CMD(SCSI_MMC_DATA_READ, i_timeout); - - if (i_status) return i_status; - - i_blocks -= i_blocks2; - j += i_blocks2; + const unsigned i_blocks2 = (i_blocks > MAX_CD_READ_BLOCKS) + ? MAX_CD_READ_BLOCKS : i_blocks; + + const unsigned int i_size = i_blocksize * i_blocks2; + + p_buf = ((char *)p_buf1 ) + (j * i_blocksize); + CDIO_MMC_SET_READ_LBA (cdb.field, (i_lsn+j)); + CDIO_MMC_SET_READ_LENGTH24(cdb.field, i_blocks2); + + i_status = MMC_RUN_CMD(SCSI_MMC_DATA_READ, i_timeout); + + if (i_status) return i_status; + + i_blocks -= i_blocks2; + j += i_blocks2; } return i_status; } @@ -358,9 +375,9 @@ mmc_read_cd(const CdIo_t *p_cdio, void *p_buf1, lsn_t i_lsn, */ driver_return_code_t mmc_read_disc_information(const CdIo_t *p_cdio, /*out*/ void *p_buf, - unsigned int i_size, - cdio_mmc_read_disc_info_datatype_t data_type, - unsigned int i_timeout_ms) + unsigned int i_size, + cdio_mmc_read_disc_info_datatype_t data_type, + unsigned int i_timeout_ms) { MMC_CMD_SETUP(CDIO_MMC_GPCMD_READ_DISC_INFO); CDIO_MMC_SET_READ_LENGTH8(cdb.field, i_size); @@ -434,7 +451,7 @@ mmc_set_speed(const CdIo_t *p_cdio, int i_Kbs_speed, unsigned int i_timeout_ms) */ driver_return_code_t mmc_start_stop_unit(const CdIo_t *p_cdio, bool b_eject, bool b_immediate, - uint8_t power_condition, unsigned int i_timeout_ms) + uint8_t power_condition, unsigned int i_timeout_ms) { uint8_t buf[1]; void * p_buf = &buf; |